FAA AC 120-27 : 2005

CHAPTER 1 AIRCRAFT WEIGHTS AND LOADING SCHEDULES
CHAPTER 2 METHODS TO DETERMINE THE WEIGHT OF PASSENGERS
           AND BAGS
CHAPTER 3 OPERATOR REPORTING SYSTEMS AND FAA OVERSIGHT
APPENDIX 1 DEFINITIONS
APPENDIX 2 SOURCE OF STANDARD AVERAGE WEIGHTS
APPENDIX 3 SAMPLE OPERATIONAL LOADING ENVELOPE
APPENDIX 4 ADDITIONAL CURTAILMENT TO CG ENVELOPES FOR
           PASSENGER WEIGHT VARIATIONS IN SMALL CABIN
           AIRCRAFT
APPENDIX 5 OPTIONS TO IMPROVE ACCURACY
APPENDIX 6 WEIGHT AND BALANCE CHECKLIST

Presents recommendations for an acceptable means, but not the only means, to develop and receive approval for a weight and balance control program, and includes guidance for using average and estimated weights in accordance with part 121, section 121.153(b) and other applicable parts of subpart K of part 91 and parts 121, 125, and 135.